package com.example.multilevelapprovalback.service;

import com.example.multilevelapprovalback.pojo.User;

public interface UserService {

    /**
     * 用户登录
     * @param user
     * @return
     */
    User login(User user);
    /**
     * 查询所有用户
     * @return
     */
    Object getAllUser();
}
